Rubber Accelerator DPTT
CHEMICAL NAME: Dipentamethylenethiuram tetrasulfide
MOLECULAR FORMULA: C12H2ON2S8
MOLECULAR WEIGHT: 448.77
CAS NO: 971-15-3
CHEMICAL STRUCTURE:
QUALITY STANDARD:
| ITEM | POWDER | OILED POWDER | GRANULE |
| Appearance | Light yellow powder/granule | ||
| Initial melting point | 113.0℃ min | 112.0℃ min | 112.0℃ min |
| Loss on drying | 0.0% max | 0.50% max | 0.20% max |
| Ash | 0.10% max | 0.10% max | 0.10% max |
| Residue on 150μm sieve | 0.10% max | 0.10% max | / |
| Residue on 63μm sieve | 0.50% max | 0.50% max | / |
| Additive | / | 0.1%-2.0% | / |
| Granule diameter | / | / | 1.5mm |
PROPERTIES:
Light yellow powder/granule. No taste, no poison. The density is 1.5. Soluble in Chloroform, Benzene, Acetone, CS2, partly soluble in gasoline and CCl4, insoluble in water and alkali of lower concentration.
APPLICATION:
Secondary accelerator for NR, SBR, EPDM and NBR.
For rich sulphur content of 28%, it could be used as cure agent.
In the system of SBR and NBR, it could be used as primary cure agent.
Easily dispersed in rubber system.
PACKING & LOADING:
Packed in Kraft paper bags of 25kgs net each with P.E. liner inside, or jumbo bags.
12Mt per 20’GP, 24Mt per 40’GP, palletized.
SHIPPING MARKS:
Neutral export standard. Also can be customized.
STORAGE VALIDITY:
12 months.
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